.mark {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg-mark);
  display: flex;

  .box {
    margin: auto;
    width: 600px;
    height: 400px;
    background: var(--bg);
    border-radius: 4px;
    padding: 20px;
    display: flex;
    flex-direction: column;
  }

  form {
    flex: 1;
    padding-top: 20px;
  }

  .form_item {
    padding: 10px 120px;

    label {
      width: 100px;
      text-align: right;
    }
  }

  .btn {
    display: flex;
    justify-content: space-evenly;

    button {
      width: 80px;
      height: 40px;
    }
  }
}
